After Rosetta, Japanese mission aims for an asteroid in search of origins of Earth's water

December 19, 2014 12:40 PM

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1 hour ago by Elizabeth Tasker, The Conversation

The European Space Agency's Rosetta mission to land on comet 67P was one of the most audacious in space history. The idea of landing on a small chunk of icy rock 300m kilometres away from Earth and hurtling towards the sun at speeds approaching 135,000km/hour is incredible – made more so by the fact...